# Newton's first law

> physical law that the natural behavior of a body is to move in a straight line at constant speed, such that there are no privileged inertial observers

**Wikidata**: [Q3235671](https://www.wikidata.org/wiki/Q3235671)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Newton's_first_law)  
**Source**: https://4ort.xyz/entity/newton-s-first-law


## References

1. FactGrid
2. KBpedia